The typical construction of a leather/vinyl combination is to use leather on those areas that come in contact with your body - the seat cushion top, the inside backrest and the tops of the armrests.
(Answer #1). Human excretion is the process of removing excess water, waste material and harmful substances fro human body. The organs involved in human excretion are listed below. 1  Skin: It removes excess water,salt ans some other substances from the body. 2  It also removes excess heat from the body.3  Lungs: These remove carbon dioxide and some moisture from the body. 4  Kidneys: It removes many different waste material and harmful substances.he organs involved in human excretion are listed below. 1  Skin: It removes excess water,salt ans some other substances from the body. 2  It also removes excess heat from the body. 3  Lungs: These remove carbon dioxide and some moisture from the body.
What organs are involved in digestion? Many organs are involved in the digestive process (see the diagram on the left). First, food enters the body via the mouth, where saliva from the salivary gland begins to break down carbohydrates.Next, the food goes down the food tube, the esophagus, pushed by muscular contractions.any organs are involved in the digestive process (see the diagram on the left). First, food enters the body via the mouth, where saliva from the salivary gland begins to break down carbohydrates. Next, the food goes down the food tube, the esophagus, pushed by muscular contractions.